The user @PortugalPico has a strong track record on Kalshi with 6 out of 8 successful plays, indicating potential for profitable event-based predictions. Specifically, their recent wins include Arsenal to win against Brentford and Inter to win against Venezia, both with high implied probabilities (71% and 86% respectively) on Kalshi. Investors interested in event-based prediction markets could explore these types of high-probability outcomes on Kalshi.